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Subject: Re: [PATCH] jffs2: print symbolic error name instead of error code
To: Christian Heusel <christian@heusel.eu>, David Woodhouse
	<dwmw2@infradead.org>, Richard Weinberger <richard@nod.at>,
	<linux-mtd@lists.infradead.org>, <linux-kernel@vger.kernel.org>
CC: <kernel-janitors@vger.kernel.org>
References: <20240211003907.167891-1-christian@heusel.eu>
From: Zhihao Cheng <chengzhihao1@huawei.com>
Message-ID: <e4d00360-bb36-cfe1-5c0c-8e5b1c7bebc0@huawei.com>
Date: Sun, 18 Feb 2024 09:13:27 +0800
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?? 2024/2/11 8:39, Christian Heusel д??:
> Utilize the %pe print specifier to get the symbolic error name as a
> string (i.e "-ENOMEM") in the log message instead of the error code to
> increase its readablility.
> 
> This change was suggested in
> https://lore.kernel.org/all/92972476-0b1f-4d0a-9951-af3fc8bc6e65@suswa.mountain/
> 
> Signed-off-by: Christian Heusel <christian@heusel.eu>
> ---
>   fs/jffs2/background.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Zhihao Cheng <chengzhihao1@huawei.com>
> 
> diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c
> index 6da92ecaf66d..bb0ee1a59e71 100644
> --- a/fs/jffs2/background.c
> +++ b/fs/jffs2/background.c
> @@ -44,8 +44,8 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
> 
>   	tsk = kthread_run(jffs2_garbage_collect_thread, c, "jffs2_gcd_mtd%d", c->mtd->index);
>   	if (IS_ERR(tsk)) {
> -		pr_warn("fork failed for JFFS2 garbage collect thread: %ld\n",
> -			-PTR_ERR(tsk));
> +		pr_warn("fork failed for JFFS2 garbage collect thread: %pe\n",
> +			tsk);
>   		complete(&c->gc_thread_exit);
>   		ret = PTR_ERR(tsk);
>   	} else {
> --
> 2.43.1
> 
> 
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